From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f73.google.com (mail-pj1-f73.google.com [209.85.216.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D583C360722 for ; Thu, 5 Mar 2026 21:50:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772747429; cv=none; b=nfDtVptdnSrcsVeQSY9mhRGAy8OFw/lSxHYrIGCFRJTV7fSGqLs1Tf2MXC9739KrEcR1RzOPba1dId88z5ylTBEIDroMMW5eaUhNOvVRg6fP9v+GTLAo2lvYKVPWGO1Ls3/Ei/AkgjLycUtEGltprAheW0fHFopfQYc5QG0mWCE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772747429; c=relaxed/simple; bh=lmPpYSlPcQNZpTQXLMEyB3rxC3XM040jCc/+2R5k/b0=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=b8aD+FGad+oJA9K1Ors7xCiNSd0s9uAIxI7DXgAOBWYX3UI61PuxJdzrNXPCzjPE/80UylNGrHB1fr+z57ceZ2aBZ/X0bJTdZIW+Fa6sDq6/m6yfXXi8lKPhBqC5NG9Sg5Z7zo7HfexuHisDlloXPoocbcFHE7aNPdNve4WwgXY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--kuniyu.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=BPJcBdUy; arc=none smtp.client-ip=209.85.216.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--kuniyu.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="BPJcBdUy" Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-358f058973fso8153506a91.1 for ; Thu, 05 Mar 2026 13:50:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1772747428; x=1773352228; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=Q82HY+Ox5JF0vwG5eIoCl0bQkH1ycg7BDvsoRBp0gXg=; b=BPJcBdUyqtlPnWnmC0qotZqGwAZv3gPcSMX7Y8Hn1FKBefTIQJGTS7236qHjNFC/9n 07O6+CdYNvqFrXHR6rIRpeQAo319sIUbY6Ans6okNlrnG3I0/mVw/SEsTN9mPye09yLR YT5xtfEbjapQZRwzU/JwzWKmHgczNex9Qo17bexgciejq0pNNnahNXOrUPTUdJr2LaNu pY1qhwGLNjycgHCN2aqoS+p9bwzDnHzqLkx14iEZxiIceqAkh+1z/SXBYnMCKiB2n7Bd 4RizIWGzhaHfOhnAjI47IZHRNuupe3FuiL3abzrvKDz/qBHyLdPe8Z2WUR+v7Vuj1ZOL Vz/w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772747428; x=1773352228; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=Q82HY+Ox5JF0vwG5eIoCl0bQkH1ycg7BDvsoRBp0gXg=; b=wudH0yPI32bDp62llkQ/IfhrNuQ++6T/Q+PxFnwobH+A/IzgOMHYYfgptkhFh5ZrZg M8pwG5ii4og33iQzyaAANK0d2Ual4jguiNCL2798g3nWiuB7qJW3haIXLnul6bWzNQMI vrjb0vaDvB01pSvqK3FrwbzcQJj7uJmiRnLlEVcxIaOtlnh9mcAG7IGpaLnIBHh1xD4Y KBol+wWVCByGlSC9bLOGbAFO+n81iijnzUPCYCgtZPbkM0e0SvLGzTp5GZSPOViBotpm 9Igo6BV+WNkPyEx7R41OzwDZXYSAMexV1nmBJR87JMQSEb44JFcsU24UWfnVBy2XDb8S IWow== X-Forwarded-Encrypted: i=1; AJvYcCW+Mn0CVESPPxWasg6iQWaAqcI3clYcSwV37ABPF1nQvVeXwuDX5Feo3ZJzS9zW6DPDA2EoM6H8kTTCOAzaPsVM1ubQJ/s=@vger.kernel.org X-Gm-Message-State: AOJu0Yw951AGy9MMZoQdrVS7NJh1FA4ssYtoXiyzmlbE3w4IvHb/DtoS vC/5gYvnstVxNbIyG3OolMITSZfnkCFUkw6iqk9NzOeISefmh+3CqVpDF2PGVXvrQoXeT0wxjGq xlHzAgA== X-Received: from pjbgk12.prod.google.com ([2002:a17:90b:118c:b0:359:9051:f779]) (user=kuniyu job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:5111:b0:343:7714:4caa with SMTP id 98e67ed59e1d1-359bb337ee1mr905032a91.3.1772747427978; Thu, 05 Mar 2026 13:50:27 -0800 (PST) Date: Thu, 5 Mar 2026 21:49:52 +0000 In-Reply-To: <20260305215013.2984628-1-kuniyu@google.com> Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260305215013.2984628-1-kuniyu@google.com> X-Mailer: git-send-email 2.53.0.473.g4a7958ca14-goog Message-ID: <20260305215013.2984628-7-kuniyu@google.com> Subject: [PATCH v2 net-next 06/15] smack: Remove IPPROTO_UDPLITE support in security_sock_rcv_skb(). From: Kuniyuki Iwashima To: Willem de Bruijn , David Ahern , "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: Simon Horman , Florian Westphal , Kuniyuki Iwashima , Kuniyuki Iwashima , netdev@vger.kernel.org, Willem de Bruijn , Casey Schaufler , Paul Moore , James Morris , "Serge E. Hallyn" , linux-security-module@vger.kernel.org Content-Type: text/plain; charset="UTF-8" smack_socket_sock_rcv_skb() is registered as socket_sock_rcv_skb, which is called as security_sock_rcv_skb() in sk_filter_trim_cap(). Now that UDP-Lite is gone, let's remove the IPPROTO_UDPLITE support in smack_socket_sock_rcv_skb(). Signed-off-by: Kuniyuki Iwashima Reviewed-by: Willem de Bruijn Acked-by: Casey Schaufler --- Cc: Paul Moore Cc: James Morris Cc: "Serge E. Hallyn" Cc: linux-security-module@vger.kernel.org --- security/smack/smack_lsm.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c index 98af9d7b9434..e581d6465946 100644 --- a/security/smack/smack_lsm.c +++ b/security/smack/smack_lsm.c @@ -4176,7 +4176,6 @@ static int smk_skb_to_addr_ipv6(struct sk_buff *skb, struct sockaddr_in6 *sip) sip->sin6_port = th->source; break; case IPPROTO_UDP: - case IPPROTO_UDPLITE: uh = skb_header_pointer(skb, offset, sizeof(_udph), &_udph); if (uh != NULL) sip->sin6_port = uh->source; @@ -4301,8 +4300,7 @@ static int smack_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb) #if IS_ENABLED(CONFIG_IPV6) case PF_INET6: proto = smk_skb_to_addr_ipv6(skb, &sadd); - if (proto != IPPROTO_UDP && proto != IPPROTO_UDPLITE && - proto != IPPROTO_TCP) + if (proto != IPPROTO_UDP && proto != IPPROTO_TCP) break; #ifdef SMACK_IPV6_SECMARK_LABELING skp = smack_from_skb(skb); -- 2.53.0.473.g4a7958ca14-goog